Bain Capital Life Sciences Investors, LLC Long-Term Concentrated

CIK: 0001703031 · Show all filings

Period: Q1 2021 (← Previous) (Next →)

Filing Date: May 17, 2021

Total Value ($000): $1,765,308 (100.0% shares, 0.0% debt)

Holdings (31)

— SPRINGWORKS THERAPEUTICS INC 24.3%

Value ($000) $429,009 Shares 5,831,307 Est. Cost $21.68 Unrealized —

AVIR ATEA PHARMACEUTICALS, INC. 19.6%

Value ($000) $346,767 Shares 5,615,659 Est. Cost $32.23 Unrealized +109.6%

ARQT ARCUTIS BIOTHERAPEUTICS, INC. 6.5%

Value ($000) $115,121 Shares 3,979,292 Est. Cost $26.87 Unrealized +16.2%

— DYNAVAX TECHNOLOGIES CORP 6.1%

Value ($000) $107,105 Shares 10,895,773 Est. Cost $9.83 Unrealized —

ANNX ANNEXON INC 5.1%

Value ($000) $90,247 Shares 3,241,628 Est. Cost $23.46 Unrealized +17.2%

PHVS PHARVARIS N.V. 5.0%

Value ($000) $88,993 Shares 3,180,601 Est. Cost $31.46 Unrealized 0.0%

— DICERNA PHARMACEUTICALS INC 4.5%

Value ($000) $78,762 Shares 3,080,237 Est. Cost $9.03 Unrealized —

CCCC C4 THERAPEUTICS, INC. 3.4%

Value ($000) $60,745 Shares 1,642,209 Est. Cost $29.00 Unrealized +37.2%

— MERSANA THERAPEUTICS INC 3.4%

Value ($000) $59,796 Shares 3,695,667 Est. Cost $22.91 Unrealized —

— SOLID BIOSCIENCES INC 2.5%

Value ($000) $43,852 Shares 7,929,918 Est. Cost $7.99 Unrealized —

— SYROS PHARMACEUTICALS, INC. 2.5%

Value ($000) $43,272 Shares 5,785,036 Est. Cost $10.85 Unrealized —

NRIX NURIX THERAPEUTICS, INC. 2.3%

Value ($000) $39,929 Shares 1,284,314 Est. Cost $25.20 Unrealized +50.1%

— CONSTELLATION PHARMACEUTICALS, INC. 1.9%

Value ($000) $32,746 Shares 1,400,000 Est. Cost $47.11 Unrealized —

— APTINYX INC 1.5%

Value ($000) $26,675 Shares 8,891,758 Est. Cost $8.16 Unrealized —

SVRA SAVARA INC 1.4%

Value ($000) $24,175 Shares 11,622,598 Est. Cost $1.49 Unrealized +15.1%

— MARINUS PHARMACEUTICALS INC 1.3%

Value ($000) $22,153 Shares 1,431,058 Est. Cost $15.48 Unrealized —

— AEGLEA BIOTHERAPEUTICS INC 1.2%

Value ($000) $21,384 Shares 2,700,000 Est. Cost $9.25 Unrealized —

KYMR KYMERA THERAPEUTICS INC. 1.1%

Value ($000) $18,637 Shares 479,605 Est. Cost $30.53 Unrealized +97.2%

— X4 PHARMACEUTICALS INC 1.0%

Value ($000) $18,249 Shares 2,119,540 Est. Cost $10.24 Unrealized —

CRNX CRINETICS PHARMACEUTICALS INC 0.9%

Value ($000) $16,371 Shares 1,071,428 Est. Cost $17.05 Unrealized -9.1%

— BLUEBIRD BIO, INC. 0.9%

Value ($000) $16,226 Shares 538,179 Est. Cost $30.15 Unrealized —

— ARYA SCIENCES ACQUISITION CORP III 0.8%

Value ($000) $13,780 Shares 1,000,000 Est. Cost $10.81 Unrealized —

— THERAPEUTICS ACQUISITION CORP 0.6%

Value ($000) $10,510 Shares 1,000,000 Est. Cost $14.38 Unrealized —

— RESEARCH ALLIANCE CORP II 0.6%

Value ($000) $10,250 Shares 1,000,000 Est. Cost $10.25 Unrealized —

— ARYA SCIENCES ACQUISITION CORP IV 0.4%

Value ($000) $7,331 Shares 700,000 Est. Cost $10.47 Unrealized —

— BCTG ACQUISITION CORP 0.3%

Value ($000) $5,560 Shares 500,000 Est. Cost $10.36 Unrealized —

— BCLS ACQUISITION CORP 0.3%

Value ($000) $5,153 Shares 487,500 Est. Cost $11.14 Unrealized —

— OMEGA ALPHA SPAC 0.2%

Value ($000) $3,960 Shares 400,000 Est. Cost $9.90 Unrealized —

— FRAZIER LIFESCIENCES ACQUISITION CORP 0.2%

Value ($000) $3,048 Shares 300,000 Est. Cost $10.38 Unrealized —

— JIYA ACQUISITION CORP 0.2%

Value ($000) $2,952 Shares 300,000 Est. Cost $10.30 Unrealized —

MLTX HELIX ACQUISITION CORP 0.1%

Value ($000) $2,550 Shares 250,000 Est. Cost $11.37 Unrealized —

Ticker	Issuer	Shares	Value ($000)	%	Est. Cost	Unrealized	Class	CUSIP
—	SPRINGWORKS THERAPEUTICS INC	5,831,307	$429,009	24.3%	$21.68	—	COM	85205L107
AVIR	ATEA PHARMACEUTICALS, INC.	5,615,659	$346,767	19.6%	$32.23	+109.6%	COM	04683R106
ARQT	ARCUTIS BIOTHERAPEUTICS, INC.	3,979,292	$115,121	6.5%	$26.87	+16.2%	COM	03969K108
—	DYNAVAX TECHNOLOGIES CORP	10,895,773	$107,105	6.1%	$9.83	—	COM	268158201
ANNX	ANNEXON INC	3,241,628	$90,247	5.1%	$23.46	+17.2%	COM	03589W102
PHVS	PHARVARIS N.V.	3,180,601	$88,993	5.0%	$31.46	0.0%	COM	N69605108
—	DICERNA PHARMACEUTICALS INC	3,080,237	$78,762	4.5%	$9.03	—	COM	253031108
CCCC	C4 THERAPEUTICS, INC.	1,642,209	$60,745	3.4%	$29.00	+37.2%	COM STK	12529R107
—	MERSANA THERAPEUTICS INC	3,695,667	$59,796	3.4%	$22.91	—	COM	59045L106
—	SOLID BIOSCIENCES INC	7,929,918	$43,852	2.5%	$7.99	—	COM	83422E105
—	SYROS PHARMACEUTICALS, INC.	5,785,036	$43,272	2.5%	$10.85	—	COM	87184Q107
NRIX	NURIX THERAPEUTICS, INC.	1,284,314	$39,929	2.3%	$25.20	+50.1%	COM	67080M103
—	CONSTELLATION PHARMACEUTICALS, INC.	1,400,000	$32,746	1.9%	$47.11	—	COM	210373106
—	APTINYX INC	8,891,758	$26,675	1.5%	$8.16	—	COM	03836N103
SVRA	SAVARA INC	11,622,598	$24,175	1.4%	$1.49	+15.1%	COM	805111101
—	MARINUS PHARMACEUTICALS INC	1,431,058	$22,153	1.3%	$15.48	—	COM	56854Q200
—	AEGLEA BIOTHERAPEUTICS INC	2,700,000	$21,384	1.2%	$9.25	—	COM	00773J103
KYMR	KYMERA THERAPEUTICS INC.	479,605	$18,637	1.1%	$30.53	+97.2%	COM	501575104
—	X4 PHARMACEUTICALS INC	2,119,540	$18,249	1.0%	$10.24	—	COM	98420X103
CRNX	CRINETICS PHARMACEUTICALS INC	1,071,428	$16,371	0.9%	$17.05	-9.1%	COM	22663K107
—	BLUEBIRD BIO, INC.	538,179	$16,226	0.9%	$30.15	—	COM	09609G100
—	ARYA SCIENCES ACQUISITION CORP III	1,000,000	$13,780	0.8%	$10.81	—	COM CL A	G3166W106
—	THERAPEUTICS ACQUISITION CORP	1,000,000	$10,510	0.6%	$14.38	—	COM CL A	88339T103
—	RESEARCH ALLIANCE CORP II	1,000,000	$10,250	0.6%	$10.25	—	COM CL A	760873109
—	ARYA SCIENCES ACQUISITION CORP IV	700,000	$7,331	0.4%	$10.47	—	CL A	G31659108
—	BCTG ACQUISITION CORP	500,000	$5,560	0.3%	$10.36	—	COM	05492W103
—	BCLS ACQUISITION CORP	487,500	$5,153	0.3%	$11.14	—	COM CL A	G0904B105
—	OMEGA ALPHA SPAC	400,000	$3,960	0.2%	$9.90	—	CL A	G6749V107
—	FRAZIER LIFESCIENCES ACQUISITION CORP	300,000	$3,048	0.2%	$10.38	—	UNIT 12/09/2025	G3710A121
—	JIYA ACQUISITION CORP	300,000	$2,952	0.2%	$10.30	—	COM CL A	47760M102
MLTX	HELIX ACQUISITION CORP	250,000	$2,550	0.1%	$11.37	—	COM CL A	G4444C102